@media screen and (max-width: 710px) {
  .con {
    display: flex;
    flex: 1;

    .left {
      flex: 6.9;
    }

    .right {
      display: none;
      flex: 3.1;
      margin: 0 16px;
    }
  }
}

@media screen and (min-width: 710px) and (max-width: 1600px) {
  .con {
    display: flex;
    flex: 1;

    .left {
      flex: 6.9;

      .main {
        width: 520px;
      }
    }

    .right {
      flex: 3.1;
      margin: 0 16px;
    }
  }
}

nav {
  display: flex;
  width: 100%;
  height: 50px;
  background-color: #fff;
  border-bottom: 1px solid #ccc;

  a {
    font-size: 8px;
    flex: 1;
    line-height: 50px;
    text-align: center;
  }

  span {
    font-size: 8px;
    flex: 1;
    line-height: 50px;
    text-align: center;
  }
}

.item {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 180px;
  border-bottom: 1px solid #ccc;
  background-color: #fff;

  .head {
    height: 50px;
    line-height: 50px;
  }

  .main {
    flex: 1;
    display: flex;

    img {
      width: 200px;
      height: 120px;
    }

    div {
      display: flex;
      height: 50px;
      margin-top: 100px;

      span {
        display: inline-block;
        margin-right: 8px;
        margin-left: 8px;

        .right {
          flex: 3.1;
          margin: 0 16px;
        }
      }
    }
  }

  .siwper {
    padding: 8px 10px;
    background-color: #fff;

    .demo-swiper {
      .rv-swiper {
        position: relative;

        img {
          display: block;
          width: 90%;
          height: 240px;
          pointer-events: none;
          background-color: #fff;
          box-sizing: border-box;
        }

        a {
          position: absolute;
          bottom: 150px;
          left: 150px;
          line-height: 316px;
          text-align: center;
        }
      }
    }
  }
}

.empty {
  width: 100%;
  height: 160px;
  line-height: 160px;
  text-align: center;
  background-color: #fff;
}

.tac {
  p {
    text-align: center;

    span {
      color: #ff0064;
    }
  }
}
